blob: 9939bb6f89e489d0c5d4a0e5a10643ff8ccfa1ab [file] [log] [blame]
// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright 2018-2020 NXP
*
*/
#include <asm/global_data.h>
#include <asm/io.h>
#include <exports.h>
#include <fsl-mc/fsl_mc.h>
DECLARE_GLOBAL_DATA_PTR;
int board_eth_init(struct bd_info *bis)
{
#ifdef CONFIG_PHY_AQUANTIA
/*
* Export functions to be used by AQ firmware
* upload application
*/
gd->jt->strcpy = strcpy;
gd->jt->mdelay = mdelay;
gd->jt->mdio_get_current_dev = mdio_get_current_dev;
gd->jt->phy_find_by_mask = phy_find_by_mask;
gd->jt->mdio_phydev_for_ethname = mdio_phydev_for_ethname;
gd->jt->miiphy_set_current_dev = miiphy_set_current_dev;
#endif
return 0;
}
#if defined(CONFIG_RESET_PHY_R)
void reset_phy(void)
{
#if defined(CONFIG_FSL_MC_ENET)
mc_env_boot();
#endif
}
#endif /* CONFIG_RESET_PHY_R */
#if defined(CONFIG_MULTI_DTB_FIT)
/* Structure to hold SERDES protocols supported (network interfaces are
* described in the DTS).
*
* @serdes_block: the index of the SERDES block
* @serdes_protocol: the decimal value of the protocol supported
* @dts_needed: DTS notes describing the current configuration are needed
*
* When dts_needed is true, the board_fit_config_name_match() function
* will try to exactly match the current configuration of the block with a DTS
* name provided.
*/
static struct serdes_configuration {
u8 serdes_block;
u32 serdes_protocol;
bool dts_needed;
} supported_protocols[] = {
/* Serdes block #1 */
{1, 3, true},
{1, 7, true},
{1, 19, true},
{1, 20, true},
/* Serdes block #2 */
{2, 2, false},
{2, 3, false},
{2, 5, false},
{2, 11, true},
/* Serdes block #3 */
{3, 2, false},
{3, 3, false},
};
#define SUPPORTED_SERDES_PROTOCOLS ARRAY_SIZE(supported_protocols)
static bool protocol_supported(u8 serdes_block, u32 protocol)
{
struct serdes_configuration serdes_conf;
int i;
for (i = 0; i < SUPPORTED_SERDES_PROTOCOLS; i++) {
serdes_conf = supported_protocols[i];
if (serdes_conf.serdes_block == serdes_block &&
serdes_conf.serdes_protocol == protocol)
return true;
}
return false;
}
static void get_str_protocol(u8 serdes_block, u32 protocol, char *str)
{
struct serdes_configuration serdes_conf;
int i;
for (i = 0; i < SUPPORTED_SERDES_PROTOCOLS; i++) {
serdes_conf = supported_protocols[i];
if (serdes_conf.serdes_block == serdes_block &&
serdes_conf.serdes_protocol == protocol) {
if (serdes_conf.dts_needed == true)
sprintf(str, "%u", protocol);
else
sprintf(str, "x");
return;
}
}
}
int board_fit_config_name_match(const char *name)
{
struct ccsr_gur *gur = (void *)(CFG_SYS_FSL_GUTS_ADDR);
u32 rcw_status = in_le32(&gur->rcwsr[28]);
char srds_s1_str[2], srds_s2_str[2], srds_s3_str[2];
u32 srds_s1, srds_s2, srds_s3;
char expected_dts[100];
srds_s1 = rcw_status & FSL_CHASSIS3_RCWSR28_SRDS1_PRTCL_MASK;
srds_s1 >>= FSL_CHASSIS3_RCWSR28_SRDS1_PRTCL_SHIFT;
srds_s2 = rcw_status & FSL_CHASSIS3_RCWSR28_SRDS2_PRTCL_MASK;
srds_s2 >>= FSL_CHASSIS3_RCWSR28_SRDS2_PRTCL_SHIFT;
srds_s3 = rcw_status & FSL_CHASSIS3_RCWSR28_SRDS3_PRTCL_MASK;
srds_s3 >>= FSL_CHASSIS3_RCWSR28_SRDS3_PRTCL_SHIFT;
/* Check for supported protocols. The default DTS will be used
* in this case
*/
if (!protocol_supported(1, srds_s1) ||
!protocol_supported(2, srds_s2) ||
!protocol_supported(3, srds_s3))
return -1;
get_str_protocol(1, srds_s1, srds_s1_str);
get_str_protocol(2, srds_s2, srds_s2_str);
get_str_protocol(3, srds_s3, srds_s3_str);
sprintf(expected_dts, "fsl-lx2160a-qds-%s-%s-%s",
srds_s1_str, srds_s2_str, srds_s3_str);
if (!strcmp(name, expected_dts))
return 0;
return -1;
}
#endif